This has been effectively unreachable for years, btrfs_read_dev_super()
implements this check earlier in the mount sequence.
Signed-off-by: Ilya Dryomov <idryomov@gmail.com>
---
fs/btrfs/disk-io.c | 6 ------
1 files changed, 0 insertions(+), 6 deletions(-)
diff --git a/fs/btrfs/disk-io.c b/fs/btrfs/disk-io.c
index 07b3ac6..ebf99ee 100644
--- a/fs/btrfs/disk-io.c
+++ b/fs/btrfs/disk-io.c
@@ -1910,12 +1910,6 @@ struct btrfs_root *open_ctree(struct super_block *sb,
sb->s_blocksize = sectorsize;
sb->s_blocksize_bits = blksize_bits(sectorsize);
- if (strncmp((char *)(&disk_super->magic), BTRFS_MAGIC,
- sizeof(disk_super->magic))) {
- printk(KERN_INFO "btrfs: valid FS not found on %s\n", sb->s_id);
- goto fail_sb_buffer;
- }
-
mutex_lock(&fs_info->chunk_mutex);
ret = btrfs_read_sys_array(tree_root);
mutex_unlock(&fs_info->chunk_mutex);
--
1.7.5.4
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